/* ============================================================
   Cobalt — marketing + support site
   Static. No build step. Colors mirror the app's design tokens.
   ============================================================ */

:root {
  /* Base */
  --bg-0: #0A0E1A;
  --bg-1: #0D1B3A;
  --surface-1: #131A2E;
  --surface-2: #182238;
  --surface-3: #1F2B47;
  --border: rgba(255, 255, 255, 0.07);
  --border-strong: rgba(255, 255, 255, 0.14);

  /* Brand accent */
  --accent: #1E90FF;
  --accent-2: #4FA9FF;
  --accent-dim: rgba(30, 144, 255, 0.16);
  --accent-glow: rgba(30, 144, 255, 0.45);

  /* Text */
  --text-1: #EEF3FB;
  --text-2: rgba(226, 235, 248, 0.72);
  --text-3: rgba(226, 235, 248, 0.45);

  /* Signals */
  --live: #FF3B4E;
  --gold: #F5B842;

  /* Radii */
  --r-card: 16px;
  --r-btn: 10px;
  --r-pill: 999px;

  /* Elevation */
  --shadow-1: 0 4px 14px rgba(0, 0, 0, 0.35);
  --shadow-2: 0 14px 40px rgba(0, 0, 0, 0.55);

  --font: "Segoe UI Variable", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", Arial, sans-serif;

  --maxw: 1140px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { min-height: 100%; }

body {
  font-family: var(--font);
  color: var(--text-1);
  background:
    radial-gradient(1100px 600px at 85% -10%, rgba(30, 144, 255, 0.10), transparent 60%),
    radial-gradient(900px 700px at 0% 110%, rgba(30, 144, 255, 0.06), transparent 55%),
    linear-gradient(165deg, var(--bg-0) 20%, var(--bg-1) 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
  line-height: 1.55;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
img, svg { display: block; max-width: 100%; }
ul { list-style: none; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- Typography helpers ---------- */
.eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--accent-2);
}
.muted { color: var(--text-2); }
.faint { color: var(--text-3); }
.accent { color: var(--accent-2); }

h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; }
h2.section-title { font-size: clamp(26px, 4vw, 38px); font-weight: 800; }
.section-lead { color: var(--text-2); font-size: 18px; max-width: 640px; margin-top: 12px; }

/* ---------- Logo lockup ---------- */
.logo { display: inline-flex; align-items: center; gap: 11px; }
.logo-mark {
  width: 34px; height: 34px; flex: none;
  border-radius: 9px;
  background: linear-gradient(160deg, #0D1B3A, #0A0E1A);
  border: 1px solid rgba(255,255,255,0.08);
  display: grid; place-items: center;
  box-shadow: 0 4px 14px rgba(30, 144, 255, 0.25);
}
.logo-mark svg { width: 22px; height: 22px; }
.logo-word {
  font-size: 20px; font-weight: 600; letter-spacing: -0.01em; color: #F0F6FF;
}
.logo--lg .logo-mark { width: 56px; height: 56px; border-radius: 15px; }
.logo--lg .logo-mark svg { width: 36px; height: 36px; }
.logo--lg .logo-word { font-size: 30px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 12px 22px;
  border-radius: var(--r-btn);
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-1);
  font-weight: 600; font-size: 15px;
  transition: background 0.15s, box-shadow 0.15s, transform 0.15s, border-color 0.15s;
  white-space: nowrap;
}
.btn:hover { background: rgba(255, 255, 255, 0.11); transform: translateY(-1px); }
.btn svg { flex: none; }

.btn-primary {
  background: linear-gradient(160deg, #2B9BFF, #157BE8);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 6px 20px rgba(30, 144, 255, 0.35);
}
.btn-primary:hover { background: linear-gradient(160deg, #47AAFF, #1E88F5); box-shadow: 0 10px 30px rgba(30, 144, 255, 0.45); }

.btn-ghost { background: transparent; border-color: var(--border-strong); }
.btn-lg { padding: 15px 30px; font-size: 17px; border-radius: 12px; }
/* Doc pages (.doc a { color: accent }) would otherwise recolor button labels; keep buttons' own text color. */
.doc a.btn { color: var(--text-1); }
.doc a.btn-primary { color: #fff; }

/* Google Play style button */
.btn-play {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 12px 22px 12px 18px;
  border-radius: 12px;
  background: linear-gradient(160deg, #2B9BFF, #157BE8);
  color: #fff; border: 1px solid transparent;
  box-shadow: 0 6px 20px rgba(30, 144, 255, 0.35);
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
}
.btn-play:hover { transform: translateY(-1px); box-shadow: 0 10px 30px rgba(30, 144, 255, 0.45); background: linear-gradient(160deg, #47AAFF, #1E88F5); }
.btn-play .pl-icon { width: 26px; height: 26px; flex: none; }
.btn-play .pl-text { display: flex; flex-direction: column; line-height: 1.1; text-align: left; }
.btn-play .pl-text small { font-size: 10px; font-weight: 600; letter-spacing: 0.08em; opacity: 0.85; text-transform: uppercase; }
.btn-play .pl-text strong { font-size: 18px; font-weight: 700; }

/* ---------- Pills ---------- */
.pill {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 5px 13px;
  border-radius: var(--r-pill);
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.05);
  font-size: 12px; font-weight: 600; letter-spacing: 0.02em;
  color: var(--text-2);
}
.pill--accent { background: var(--accent-dim); border-color: rgba(79, 169, 255, 0.4); color: var(--accent-2); }
.pill--gold { color: var(--gold); border-color: rgba(245, 184, 66, 0.4); background: rgba(245, 184, 66, 0.1); }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--live); box-shadow: 0 0 8px rgba(255, 59, 78, 0.8); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10, 14, 26, 0.72);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex; align-items: center; gap: 20px;
  height: 68px;
}
.site-header nav {
  display: flex; align-items: center; gap: 28px;
  margin-left: auto;
}
.site-header nav a.nav-link {
  color: var(--text-2); font-size: 15px; font-weight: 600;
  transition: color 0.15s;
}
.site-header nav a.nav-link:hover { color: var(--text-1); }
.header-cta { margin-left: 8px; }
.nav-toggle { display: none; margin-left: auto; }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 40px; overflow: hidden; }
.hero-grid {
  display: grid; grid-template-columns: 1.05fr 1.1fr; gap: 48px; align-items: center;
}
.hero h1 {
  font-size: clamp(34px, 5.4vw, 58px); font-weight: 800; letter-spacing: -0.03em;
  margin: 18px 0 0;
}
.hero h1 .grad {
  background: linear-gradient(120deg, #4FA9FF, #1E90FF);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.sub { font-size: 19px; color: var(--text-2); margin-top: 20px; max-width: 540px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; align-items: center; }
.hero-note { margin-top: 18px; font-size: 13px; color: var(--text-3); }

.hero-shot {
  position: relative;
  border-radius: 18px; overflow: hidden;
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-2), 0 0 60px rgba(30,144,255,0.12);
}
.hero-shot img { width: 100%; height: auto; display: block; }
.hero-shot::after {
  content: ""; position: absolute; inset: 0;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.05);
  border-radius: 18px; pointer-events: none;
}

/* ---------- Trust strip ---------- */
.trust {
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 20px 0;
  margin-top: 26px;
}
.trust .wrap { display: flex; flex-wrap: wrap; gap: 14px 30px; align-items: center; justify-content: center; }
.trust .t-item { display: inline-flex; align-items: center; gap: 9px; color: var(--text-2); font-weight: 600; font-size: 15px; }
.trust .t-item svg { color: var(--accent-2); }
.trust .t-sep { width: 4px; height: 4px; border-radius: 50%; background: var(--text-3); }

/* ---------- Section ---------- */
section.block { padding: 76px 0; }
.section-head { margin-bottom: 44px; }

/* ---------- Features grid ---------- */
.features {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.feature {
  background: linear-gradient(170deg, var(--surface-2), var(--surface-1));
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  padding: 24px;
  transition: transform 0.18s, border-color 0.18s, box-shadow 0.18s;
}
.feature:hover { transform: translateY(-4px); border-color: rgba(79,169,255,0.35); box-shadow: var(--shadow-2); }
.feature .ficon {
  width: 46px; height: 46px; border-radius: 12px;
  display: grid; place-items: center;
  background: var(--accent-dim); border: 1px solid rgba(79,169,255,0.3);
  color: var(--accent-2);
  margin-bottom: 16px;
}
.feature h3 { font-size: 18px; font-weight: 700; margin-bottom: 7px; }
.feature p { color: var(--text-2); font-size: 15px; }

/* ---------- Screenshot showcase ---------- */
.shots {
  display: grid; gap: 20px; align-items: start;
}
.shots--wide { grid-template-columns: repeat(2, 1fr); }
.shots--phones { grid-template-columns: repeat(3, 1fr); margin-top: 20px; }
.shot {
  border-radius: 14px; overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface-1);
  box-shadow: var(--shadow-1);
  transition: transform 0.18s, box-shadow 0.18s;
}
.shot:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.shot img { width: 100%; height: auto; display: block; }
.shot figcaption { padding: 12px 14px; font-size: 13px; color: var(--text-2); font-weight: 600; }

/* ---------- Pricing ---------- */
.pricing {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch;
}
.price-card {
  background: linear-gradient(170deg, var(--surface-2), var(--surface-1));
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  padding: 30px 26px;
  display: flex; flex-direction: column;
  position: relative;
}
.price-card.featured {
  border-color: rgba(79,169,255,0.55);
  box-shadow: 0 0 0 1px rgba(79,169,255,0.25), 0 18px 44px rgba(0,0,0,0.5);
}
.price-card .plan-name { font-size: 14px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-2); }
.price-card .price { margin: 14px 0 4px; }
.price-card .price .amount { font-size: 40px; font-weight: 800; letter-spacing: -0.02em; }
.price-card .price .per { color: var(--text-3); font-size: 15px; font-weight: 600; }
.price-card .plan-desc { color: var(--text-2); font-size: 14px; margin-bottom: 18px; }
.price-card ul.plan-feats { display: flex; flex-direction: column; gap: 10px; margin: 8px 0 24px; }
.price-card ul.plan-feats li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--text-2); }
.price-card ul.plan-feats li svg { flex: none; color: var(--accent-2); margin-top: 2px; }
.price-card .plan-cta { margin-top: auto; }
.price-badge {
  position: absolute; top: -12px; right: 22px;
  padding: 5px 13px; border-radius: var(--r-pill);
  background: linear-gradient(160deg, #2B9BFF, #157BE8); color: #fff;
  font-size: 12px; font-weight: 700; letter-spacing: 0.02em;
  box-shadow: 0 6px 18px rgba(30,144,255,0.4);
}
.pricing-note { margin-top: 22px; font-size: 14px; color: var(--text-3); text-align: center; }

/* ---------- Download ---------- */
.download-card {
  background: linear-gradient(170deg, var(--surface-2), var(--surface-1));
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
}
.dl-block h3 { font-size: 20px; font-weight: 700; margin-bottom: 6px; }
.dl-block p { color: var(--text-2); font-size: 15px; margin-bottom: 18px; }
.dl-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.dl-divider { width: 1px; background: var(--border); align-self: stretch; }

/* ---------- FAQ accordion ---------- */
.faq { max-width: 820px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-1);
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 22px;
  font-size: 16px; font-weight: 600;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  transition: color 0.15s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--accent-2); }
.faq-item summary .chev {
  flex: none; transition: transform 0.2s; color: var(--text-3);
}
.faq-item[open] summary .chev { transform: rotate(180deg); color: var(--accent-2); }
.faq-item .faq-body {
  padding: 0 22px 20px;
  color: var(--text-2); font-size: 15px;
}
.faq-item .faq-body a { color: var(--accent-2); }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 48px 0 40px;
  margin-top: 40px;
}
.footer-grid { display: flex; flex-wrap: wrap; gap: 26px; align-items: flex-start; justify-content: space-between; }
.footer-links { display: flex; flex-wrap: wrap; gap: 22px; }
.footer-links a { color: var(--text-2); font-size: 14px; font-weight: 600; }
.footer-links a:hover { color: var(--text-1); }
.footer-disclaimer { margin-top: 24px; font-size: 13px; color: var(--text-3); max-width: 720px; line-height: 1.6; }
.footer-copy { margin-top: 14px; font-size: 13px; color: var(--text-3); }

/* ---------- Legal / doc pages ---------- */
.doc { padding: 56px 0 40px; }
.doc-inner { max-width: 800px; margin: 0 auto; }
.doc h1 { font-size: clamp(30px, 5vw, 44px); font-weight: 800; margin-bottom: 8px; }
.doc .updated { color: var(--text-3); font-size: 14px; margin-bottom: 30px; }
.doc h2 { font-size: 24px; font-weight: 700; margin: 34px 0 12px; }
.doc h3 { font-size: 18px; font-weight: 700; margin: 24px 0 8px; }
.doc p { color: var(--text-2); margin-bottom: 14px; }
.doc ul.doc-list { margin: 0 0 16px 0; display: flex; flex-direction: column; gap: 9px; }
.doc ul.doc-list li { position: relative; padding-left: 22px; color: var(--text-2); }
.doc ul.doc-list li::before {
  content: ""; position: absolute; left: 4px; top: 9px;
  width: 7px; height: 7px; border-radius: 2px;
  background: var(--accent-2);
}
.doc strong { color: var(--text-1); }
.doc a { color: var(--accent-2); }
.doc .placeholder {
  display: inline-block;
  background: rgba(245, 184, 66, 0.14);
  border: 1px dashed rgba(245, 184, 66, 0.5);
  color: var(--gold);
  padding: 1px 8px; border-radius: 6px;
  font-family: Consolas, "SF Mono", monospace; font-size: 0.92em;
}
.doc .callout {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-2);
  border-radius: 10px;
  padding: 16px 20px;
  margin: 22px 0;
}
.doc .callout p { margin-bottom: 0; color: var(--text-2); }

/* ---------- Support steps ---------- */
.support-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.support-card {
  background: linear-gradient(170deg, var(--surface-2), var(--surface-1));
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  padding: 26px;
}
.support-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; display: flex; align-items: center; gap: 10px; }
.support-card h3 svg { color: var(--accent-2); flex: none; }
.support-card p { color: var(--text-2); font-size: 15px; margin-bottom: 12px; }
.steps { counter-reset: step; display: flex; flex-direction: column; gap: 14px; margin-top: 6px; }
.steps li {
  counter-increment: step;
  position: relative; padding-left: 44px;
  color: var(--text-2); font-size: 15px; line-height: 1.55;
  min-height: 30px; display: flow-root;
}
.steps li::before {
  content: counter(step);
  position: absolute; left: 0; top: 0;
  width: 30px; height: 30px; border-radius: 9px;
  background: var(--accent-dim); border: 1px solid rgba(79,169,255,0.35);
  color: var(--accent-2); font-weight: 700; font-size: 14px;
  display: grid; place-items: center;
}
.contact-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 8px; }

/* ---------- Contact form ---------- */
.contact-form { display: grid; gap: 18px; max-width: 560px; margin-top: 26px; }
.contact-form .field { display: grid; gap: 7px; }
.contact-form label { font-size: 14px; font-weight: 600; color: var(--text-1); }
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%; padding: 12px 14px; border-radius: 10px;
  background: var(--surface-1); border: 1px solid var(--border);
  color: var(--text-1); font: inherit; font-size: 15px;
}
.contact-form textarea { min-height: 140px; resize: vertical; }
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--text-3); }
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none; border-color: var(--accent-2);
  box-shadow: 0 0 0 3px rgba(79,169,255,0.18);
}
.contact-form button { justify-self: start; margin-top: 4px; }
.contact-form button[disabled] { opacity: .65; cursor: progress; }
.contact-hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.cf-msg { margin-top: 4px; font-size: 14px; color: var(--text-2); }
.cf-msg--error { color: #ff9a9a; }
.cf-msg--error a { color: var(--accent-2); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 34px; }
  .hero-shot { order: -1; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .pricing { grid-template-columns: 1fr; }
  .shots--wide { grid-template-columns: 1fr; }
  .download-card { grid-template-columns: 1fr; gap: 26px; }
  .dl-divider { display: none; }
  .support-grid { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .site-header nav { display: none; }
  .site-header nav.open {
    display: flex; flex-direction: column; align-items: stretch; gap: 6px;
    position: absolute; top: 68px; left: 0; right: 0;
    background: rgba(10, 14, 26, 0.97);
    border-bottom: 1px solid var(--border);
    padding: 14px 24px 20px;
  }
  .site-header nav.open a.nav-link { padding: 10px 0; font-size: 16px; }
  .site-header nav.open .header-cta { margin: 8px 0 0; }
  .nav-toggle { display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: 10px; border: 1px solid var(--border-strong); }
  .features { grid-template-columns: 1fr; }
  .trust .wrap { justify-content: flex-start; }
  section.block { padding: 56px 0; }
  .hero { padding: 48px 0 30px; }
  .download-card { padding: 26px; }
}